cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A339427 Number of compositions (ordered partitions) of n into an odd number of powers of 2.

Table of values

n a(n)
0 0
1 1
2 1
3 1
4 4
5 4
6 9
7 17
8 26
9 50
10 88
11 150
12 274
13 478
14 841
15 1497
16 2634
17 4650
18 8234
19 14518
20 25654
21 45340
22 80040
23 141414
24 249822
25 441192
26 779422
27 1376752
28 2431772
29 4295678
30 7587761
31 13402881
32 23675186
33 41819442
34 73869802
35 130483966
36 230485902
37 407130212
38 719154602

List of values

[0, 1, 1, 1, 4, 4, 9, 17, 26, 50, 88, 150, 274, 478, 841, 1497, 2634, 4650, 8234, 14518, 25654, 45340, 80040, 141414, 249822, 441192, 779422, 1376752, 2431772, 4295678, 7587761, 13402881, 23675186, 41819442, 73869802, 130483966, 230485902, 407130212, 719154602]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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